Remove environment arguments at deployment_platform method

app/models/project.rb

@@ -905,7 +905,7 @@ class Project < ActiveRecord::Base
     @ci_service ||= ci_services.reorder(nil).find_by(active: true)
   end
 
-  def deployment_platform(environment: nil)
+  def deployment_platform
     @deployment_platform ||= clusters.find_by(enabled: true)&.platform_kubernetes
     @deployment_platform ||= services.where(category: :deployment).reorder(nil).find_by(active: true)
   end